FSI DAT Series Isolation Shelter - Approx. 10’ W X 5’ L X 9’ H - Anteroom Shelter only w. double door 'airlock', 50 sq. ft. 70 lbs., full velcro closure air vents, clear vinyl windows, HVAC Air ducts w. tie closures. HD Velcro connector flaps on each end to attach one unit to another.